Home / 48,451,335.48-66,845,959-31,057,271.80

Finding the Fourth Proportional to 48,451,335.48, 66,845,959 and 31,057,271.80

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Solution

The fourth proportional to 48,451,335.48, 66,845,959 and 31,057,271.80 is: 42,848,212.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,451,335.48 : 66,845,959 = 31,057,271.80 : x
  2. Step 2: Convert to fraction form
    48,451,335.48/66,845,959 = 31,057,271.80/x
  3. Step 3: Cross multiply
    48,451,335.48x = 66,845,959 × 31,057,271.80
  4. Step 4: Simplify right side
    48,451,335.48x = 2,076,053,117,394,656.25
  5. Step 5: Solve for x
    x = 2,076,053,117,394,656.25/48,451,335.48
  6. Step 6: Final answer
    x = 42,848,212.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.